package com.seveneight.baijiesteward.utils;

import com.seveneight.baijiesteward.http.AppConfig;

import org.json.JSONObject;

import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

/**
 * Created by user1 on 2018/3/30.
 */

public class MD5Parse {
    public static String parseStr(String str) {
        MessageDigest messageDigest = null;
        try {
            messageDigest = MessageDigest.getInstance("MD5");
            messageDigest.reset();
            messageDigest.update(str.getBytes("UTF-8"));
        } catch (NoSuchAlgorithmException e) {
            System.out.println("NoSuchAlgorithmException caught!");
            System.exit(-1);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        byte[] byteArray = messageDigest.digest();
        StringBuffer md5StrBuff = new StringBuffer();
        for (int i = 0; i < byteArray.length; i++) {
            if (Integer.toHexString(0xFF & byteArray[i]).length() == 1)
                md5StrBuff.append("0").append(Integer.toHexString(0xFF & byteArray[i]));
            else
                md5StrBuff.append(Integer.toHexString(0xFF & byteArray[i]));
        }
        return md5StrBuff.toString();
    }

    public static String md5Time() {
        long nowTime = System.currentTimeMillis();
        String key = parseStr(String.valueOf(nowTime));
        LogUtil.d("时间戳md5:" + key);
        return key;
    }

    public static String finalKey(JSONObject jsonObject) {
        String key = JsonUtils.sort(jsonObject) + "&" + AppConfig.KEY;
        LogUtil.d("签名前的字符串:" + key);
        return parseStr(key);
    }
}
